Stock photography, photos: Aspen trees in fall, Yukon, Canada Stock photos of Aspen trees in autumn colour by the Yukon River, Ericksons Woodcamp, Yukon, Canada Photograph: © Gary Cook Click for a larger image and more information Keywords associated with this stock photo: Alaska, Aspen, Autumn, Fall, Gold, Golden, Red, Season, Yellow, North America, US, USA, United States of America, Colourful, Color, Colorful, Colour, Forest, Tree, Wood, Woodland, Horizontal, Landscape, Travel, Wildlife, Nature, Wild, Yukon, Canada, Canadian